package commons;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

//redis数据库的序列化配置类
@Configuration
public class RedisConfig {

    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory connectionFactory) {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(connectionFactory);

        StringRedisSerializer stringSerializer = new StringRedisSerializer();
        Jackson2JsonRedisSerializer jsonSerializer = new Jackson2JsonRedisSerializer(Object.class);

        ObjectMapper mapper = new ObjectMapper();
        mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
        mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        jsonSerializer.setObjectMapper(mapper);

        //使用StringRedisSerializer来序列化和反序列化redis的key值
        template.setKeySerializer(stringSerializer);
        //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
        template.setValueSerializer(jsonSerializer);
        //使用StringRedisSerializer来序列化和反序列化redis的hash的key值
        template.setHashKeySerializer(stringSerializer);
        //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的hash的value值
        template.setHashValueSerializer(jsonSerializer);
        template.afterPropertiesSet();
        return template;
    }
}
